slang One's buttocks. From Yiddish. You sit on your tukkus all day and all evening, and then you wonder why you have such trouble losing weight. He needs a swift kick in the tukkus to get his life in order!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.